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(: Test: K-NumericMultiply-21                            :)
(: Written by: Frans Englich                             :)
(: Date: 2007-11-22T11:31:20+01:00                       :)
(: Purpose: A test whose essence is: `string(xs:float("NaN") * 3) eq "NaN"`. :)
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string(xs:float("NaN") * 3) eq "NaN"